Function unicode_byte_encoding_process

smallthinker/src/unicode.cpp:218–234

}

static std::vector<std::string> unicode_byte_encoding_process(const std::vector<std::string> & bpe_words) {
    std::vector<std::string> bpe_encoded_words;
    for (const auto & word : bpe_words) {
        std::string text_utf;
        auto utf_word =  unicode_cpts_from_utf8(word);
        for (size_t i = 0; i < utf_word.size(); ++i) {
            text_utf += unicode_cpt_to_utf8(utf_word[i]);
        }

        std::string encoded_token;
        for (char & c : text_utf) {
            encoded_token += unicode_byte_to_utf8(c);
        }
        bpe_encoded_words.emplace_back(encoded_token);
    }
    return bpe_encoded_words;
}

// GPT2 system regex:  's|'t|'re|'ve|'m|'ll|'d| ?\p{L}+| ?\p{N}+| ?[^\s\p{L}\p{N}]+|\s+(?!\S)|\s+
static std::vector<size_t> unicode_regex_split_custom_gpt2(const std::string & text, const std::vector<size_t> & offsets) {